class person:
    city = '北京'
    def __init__(self,name, age, hobby, app):
        self.name = name
        self.age = age
        self.hobby = hobby
        self.app = app
    @staticmethod
    def printMenu():
        print('-------个人信息-------')
    def printInfo(self):
        print('居住城市：',person.city)
        print('姓名：',self.name)
        print('年龄：',self.age)
        print('爱好：',self.hobby)
        print('常用的App：',self.app)
person1 = person('凌蓝',30, '打羽毛球','淘宝、爱奇艺')
person1.printMenu()
person1.printInfo()
person1.city = '上海'
person2 = person('糖果',25, '跑步','淘宝、微博')
person2.printMenu()
person2.printInfo()